<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<script src="./js/vue.js"></script>
<script src="./js/axios.js"></script>
<style>
    * {
        padding: 0;
        margin: 0;
    }

    #app {
        width: 1000px;
        margin: 100px auto;
    }

    header {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
    }

    header .el-input {
        width: 260px;
        margin: 0 20px;
    }
</style>

<body>
    <div id="app">
       <h1>积云教育欢迎你！</h1>
    </div>
</body>

</html>
<style>
    h1{
        text-align: center;
        margin: 100px auto;
    }
</style>